21
21
21
20
21
16
21
21
21
21
16
21
21
21
21
21
21
21
21
21
21
21
21
21
16
21
12
21
21
21
12
21
21
20
12
21
21
21
12
21
20
21
16
21
21
21
16
20
20
21
21
19
21
21
21
21
21
21
14
21
21
21
21
21
21
21
16
21
16
16
21
21
21
16
20
HD
11
15
21
20
16
21
21
21
15
21
21
20
15
21
21
21
21
21
21
21
21
21
21
21
16